package com.guigu.eduservice.service;

import com.guigu.eduservice.entity.Order;
import com.baomidou.mybatisplus.extension.service.IService;

import java.util.List;

/**
 * <p>
 * 订单表（存储买卖双方的交易订单信息） 服务类
 * </p>
 *
 * @author Xiaosong
 * @since 2025-10-01
 */
public interface OrderService extends IService<Order> {
    //查询前四个广告
    List<Order> selectFourAdvertisement();
    //根据id查询
    Order getOrder(Long  id);
}
